Science

Sunday, 5 July 2026
13 facts about tears
13 facts about tears
Multipurpose liquid
Associated with emotions, tears are a product of lacrimal glands, found in the eyes of most terrestrial vertebrates. Although their primary function i ...

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Cosmos
The early universe lasted from 1 picosecond for 370.000 years.
During the first stages of this period, it was still too hot for the elements to form spontaneously ...
Liver
It carries out over 500 vital functions, of which approximately 200 are performed simultaneously.
Enceladus
According to new research, liquid water may exist on Enceladus several meters below the ice surface, and conditions there may be favorable for the emergence of life.
NASA
Apollo 13 launched on April 11th, 1970, and was forced to cancel the landing on the lunar surface (precisely on the Fra Mauro site), because of the explosion of an oxygen tank.
Fortunately, the lunar module served as a lifeboat and returned the crew safely back to Earth.
Graphene
Already in the 19th century, scientists speculated that graphite was composed of layers.
This was only proven through research at the beginning of the 20th century, In 1947, the first theor ...
Anorexia Nervosa
Anorexia is the most common among young people and teenagers.
It is most common in girls and young women, although recently the disorder has been increasingly obs ...
Silver
Silver is also used in the production of electrical and electronic equipment, high-voltage contacts, solder, high-capacity silver-zinc and silver-cadmium batteries, and photovoltaic cells.
Silver is the only catalyst that allows the conversion of ethylene into ethylene oxide, which then undergoes hydrolysis to produce ethylene glycol, used to produce polyester.
Anorexia Nervosa
Treatment of anorexia nervosa includes three main areas.
Restoring the sufferer to a healthy weight Treating the mental disorders associated with the illness Reducing or eliminating the behaviors or thoughts that originally led to the eating disorder
Brain
Sleep is essential for the proper functioning of the brain.
During sleep, the brain stores and systematizes information.
Fungi
A mushroom called Hydnellum peckii growing in North America, Europe and Asia, secretes a red, bloody substance on a white cap.
It is a very rare mushroom, fully protected in Poland, it is placed on the Red List of Large-bearing Mushrooms with status E, i.e. "extinct".The mushroom is inedible but extremely decorative.